Altera Arria 10 Avalon-ST Bedienungsanleitung Seite 270

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Seitenansicht 269
Date Version Changes Made
Removed txdatavalid0 signal from the PIPE interface. This
signal is not available.
Removed references to the MegaWizard
®
Plug-In Manager. In
14.0 the IP Parameter Editor Powered by Qsys has replaced the
MegaWizard Plug-In Manager.
Made the following changes to the timing diagram, Hard IP
Reconfiguration Bus Timing of Read-Only Registers:
Added hip_reconfig_rst_n.
Changed timing of avmm_rdata[15:0]. Valid data returns 4
cycles after avmm_rd.
Added link to a Knowledge Base Solution that shows how to
observe the test_in bus for debugging.
Removed optional 125 MHz reference clock frequency. This
option has not been tested extensively in hardware.
Corrected channel placement diagrams for Gen3 x2 and Gen3 x4.
The CMU PLL should be shown in the Channel 4 location. For
Gen3 x2, the second data channel is Ch1. For Gen3 x4, the data
channels are Ch0 - Ch3.
Corrected figure showing physical placement of PCIe Hard IP
modules for Arria V GZ devices.
Added definition for test_in[6] and link to Knowledge Base
Solution on observing the PIPE interface signals on the test_out
bus.
Removed references to Gen2 x1 62.5 MHz configuration. This
configuration is not supported.
Removed statement that Gen1 and Gen2 designs do not require
transceiver reconfiguration. Gen1 and Gen2 designs may require
transceiver reconfiguration to improve signal quality.
Removed reconfig_busy port from connect between PHY IP
Core for PCI Express and the Transceiver Reconfiguration
Controller in the Altera Transceiver Reconfiguration Controller
Connectivity figure. The Transceiver Reconfiguration Controller
drives reconfig_busy port to the Altera PCIe Reconfig Driver.
Removed soft reset controller .sdc constraints from the <install_dir>
/ip/altera/altera_pcie/altera_pcie_hip_ast_ed/altpcied_<dev>.sdc
example. These constraints are now in a separate file in the
synthesis/submodules directory.
Updated Power Supply Voltage Requirements table.
For Arria 10 devices, updated Physical Placement of the Arria 10
Hard IP for PCIe IP and Channels to show GT devices instead of
GX devices.
For Arria 10 devices, corrected frequency of hip_reconfig_lck. I
should be 125 MHz.
C-4
Revision History for the Avalon-ST Interface
UG-01145_avst
2015.05.04
Altera Corporation
Additional Information
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Seitenansicht 269

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